By C. Blott,Haldimand Stewardship Council CAYUGA—Empty monarch chrysalis casings, seen still hanging from the eves and window ledges of the gatehouse at Ruthven. —Photo by C. Blott. Haldimand County lands are part of the unique ecosystem within the influence of Lake Erie. Warm lands, rich in production, rich in wildlife, and vital as a stopover for international animal migration. Many…